From patchwork Tue Aug 18 07:21:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kiran Kumar Kokkilagadda X-Patchwork-Id: 75604 Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7E452A034C; Tue, 18 Aug 2020 09:22:20 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 627172B94; Tue, 18 Aug 2020 09:22:19 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by dpdk.org (Postfix) with ESMTP id 7CD16F90 for ; Tue, 18 Aug 2020 09:22:17 +0200 (CEST) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 07I7AAQu003995; Tue, 18 Aug 2020 00:22:11 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=pfpt0220; bh=xIATlAGX+3KpPn9VnDcFAM0iwwCRIGkh8UsKnNg8H0Y=; b=PwBUTjgTOnmZ6cvq4vd3fBCh1igmdGTfJS1LlLvSvlTBhY1wbTVOv9mKiKSnvNtsNW+g 4nOPrsenqv6pCBklshppw6wEgqLmiwKA4y3E8vXv1xykxTEgWpgBTnFEY3IqG9pLqS1p cxMGJOXBIZ3fggii4y53xlC139yZ7h9M/kOmRThcHmbMcBRsN53W1q6qevloBcnW6Lve HRd4mQdudkoJuoeB1E9woqq8W3fJnvm5v2NJzvtJJSEDG/AzdUYCOb6zZ+mJtaFv8zKm in0y1cUeGDjc827dsNcgrdR/benNbyEtHoNwWai5g449t6QG7KdJxTi8BQq00iblor1l Uw== Received: from sc-exch01.marvell.com ([199.233.58.181]) by mx0a-0016f401.pphosted.com with ESMTP id 3304fhhd0j-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 18 Aug 2020 00:22:11 -0700 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 18 Aug 2020 00:22:10 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 18 Aug 2020 00:22:09 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 18 Aug 2020 00:22:09 -0700 Received: from localhost.localdomain (unknown [10.28.34.15]) by maili.marvell.com (Postfix) with ESMTP id CDB143F7043; Tue, 18 Aug 2020 00:21:57 -0700 (PDT) From: To: Wenzhuo Lu , Beilei Xing , Bernard Iremonger , Thomas Monjalon , Ferruh Yigit , "Andrew Rybchenko" CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Kiran Kumar K Date: Tue, 18 Aug 2020 12:51:41 +0530 Message-ID: <20200818072143.2189928-1-kirankumark@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200808143631.1704756-1-kirankumark@marvell.com> References: <20200808143631.1704756-1-kirankumark@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-08-18_04:2020-08-18, 2020-08-18 signatures=0 Subject: [dpdk-dev] [PATCH v3 1/2] ethdev: add level support for RSS offload types X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Kiran Kumar K This patch reserves 2 bits as input selection to select Inner and outer layers for RSS computation. It is combined with existing ETH_RSS_* to choose Inner or outer layers for L2, L3 and L4. This functionality already exists in rte_flow through level parameter in RSS action configuration rte_flow_action_rss. Signed-off-by: Kiran Kumar K --- V3 Changes: * Added testpmd support. app/test-pmd/parameters.c | 6 ++++++ lib/librte_ethdev/rte_ethdev.h | 27 +++++++++++++++++++++++++++ 2 files changed, 33 insertions(+) -- 2.25.1 diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c index 7cb0e3d6e..5f669ff24 100644 --- a/app/test-pmd/parameters.c +++ b/app/test-pmd/parameters.c @@ -632,6 +632,8 @@ launch_args_parse(int argc, char** argv) { "forward-mode", 1, 0, 0 }, { "rss-ip", 0, 0, 0 }, { "rss-udp", 0, 0, 0 }, + { "rss-outer", 0, 0, 0 }, + { "rss-inner-outer", 0, 0, 0 }, { "rxq", 1, 0, 0 }, { "txq", 1, 0, 0 }, { "rxd", 1, 0, 0 }, @@ -1051,6 +1053,10 @@ launch_args_parse(int argc, char** argv) rss_hf = ETH_RSS_IP; if (!strcmp(lgopts[opt_idx].name, "rss-udp")) rss_hf = ETH_RSS_UDP; + if (!strcmp(lgopts[opt_idx].name, "rss-outer")) + rss_hf |= ETH_RSS_LEVEL_OUTER; + if (!strcmp(lgopts[opt_idx].name, "rss-inner-outer")) + rss_hf |= ETH_RSS_LEVEL_INNER_OUTER; if (!strcmp(lgopts[opt_idx].name, "rxq")) { n = atoi(optarg); if (n >= 0 && check_nb_rxq((queueid_t)n) == 0) diff --git a/lib/librte_ethdev/rte_ethdev.h b/lib/librte_ethdev/rte_ethdev.h index d29930fd8..28184cc85 100644 --- a/lib/librte_ethdev/rte_ethdev.h +++ b/lib/librte_ethdev/rte_ethdev.h @@ -552,6 +552,33 @@ struct rte_eth_rss_conf { #define RTE_ETH_RSS_L3_PRE64 (1ULL << 53) #define RTE_ETH_RSS_L3_PRE96 (1ULL << 52) +/* + * We use the following macros to combine with the above layers to choose + * inner and outer layers or both for RSS computation. + * Note: Default is 0: inner layers, 1: outer layers, 2: both + * bit 50 and 51 are reserved for this. + */ + +/** + * Level 0, It basically stands for the innermost encapsulation level RSS + * can be performed on according to PMD and device capabilities. + */ +#define ETH_RSS_LEVEL_INNER (0ULL << 50) +/** + * Level 1, It basically stands for the outermost encapsulation level RSS + * can be performed on according to PMD and device capabilities. + */ +#define ETH_RSS_LEVEL_OUTER (1ULL << 50) +/** + * Level 2, It basically stands for the both inner and outermost + * encapsulation level RSS can be performed on according to PMD and + * device capabilities. + */ +#define ETH_RSS_LEVEL_INNER_OUTER (2ULL << 50) +#define ETH_RSS_LEVEL_MASK (3ULL << 50) + +#define ETH_RSS_LEVEL(rss_hf) ((rss_hf & ETH_RSS_LEVEL_MASK) >> 50) + /** * For input set change of hash filter, if SRC_ONLY and DST_ONLY of * the same level are used simultaneously, it is the same case as